427996855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2161}}^1$

素因数の和:2467

約数の個数: 32

約数和(自身を含む): 605844288

約数和(自身を除く): 177847433

約数列:

[1, 5, 11, 13, 55, 65, 143, 277, 715, 1385, 2161, 3047, 3601, 10805, 15235, 18005, 23771, 28093, 39611, 118855, 140465, 198055, 309023, 598597, 1545115, 2992985, 6584567, 7781761, 32922835, 38908805, 85599371, 427996855]

約数ペア:

[(1, 427996855), (5, 85599371), (11, 38908805), (13, 32922835), (55, 7781761), (65, 6584567), (143, 2992985), (277, 1545115), (715, 598597), (1385, 309023), (2161, 198055), (3047, 140465), (3601, 118855), (10805, 39611), (15235, 28093), (18005, 23771)]